Home / 82,836.10-124,254.15-27,432.10

Finding the Fourth Proportional to 82,836.10, 124,254.15 and 27,432.10

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Solution

The fourth proportional to 82,836.10, 124,254.15 and 27,432.10 is: 41,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,836.10 : 124,254.15 = 27,432.10 : x
  2. Step 2: Convert to fraction form
    82,836.10/124,254.15 = 27,432.10/x
  3. Step 3: Cross multiply
    82,836.10x = 124,254.15 × 27,432.10
  4. Step 4: Simplify right side
    82,836.10x = 3,408,552,268.22
  5. Step 5: Solve for x
    x = 3,408,552,268.22/82,836.10
  6. Step 6: Final answer
    x = 41,148.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.